Transcription of Adding & Subtracting Rational Expressions
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Adding AND Subtracting Rational EXPRESSIONSADDING AND Subtracting Rational EXPRESSIONSADDING AND Subtracting Rational EXPRESSIONSADDING AND Subtracting Rational Expressions To To To To Add or Subtract Two FractionsAdd or Subtract Two FractionsAdd or Subtract Two FractionsAdd or Subtract Two fractions Example 1 Example 1 Example 1 Example 1 a) a) a) a) Add &'() *'( b) b) b) b) Subtract +,- ', Solution: a) a) a) a) &'() *'(/& 0 *'(/ '+'( b)b)b)b) +,- ',/+ 1 ',/ 2, The same principles apply when addingaddingaddingadding or Subtracting Rational expressionssubtracting Rational expressionssubtracting Rational expressionssubtracting Rational Expressions containing variables.
Combine like terms in the numerator. When adding or subtracting fractions whose denominators are opposites =and therefore differ only in signs), multiply both the numerator and denominator of either of the fractions by -1. Then both fractions will have the same denominator.
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